“cropping systems in medieval Europe”的概念、定义、翻译、参考文献-科学参考

单词	cropping systems in medieval Europe
释义	cropping systems in medieval Europe Encyclopedia 管理学中世纪农业经济史思想史释 cropping systems in medieval Europe中世纪欧洲土地耕作制度中世纪欧洲的封建领主在庄园内通过分配给农奴份地，以条田为最小单位，实行强迫轮作制、休闲耕作制（分为二圃制和三圃制）和敞地制等，对农奴进行压榨和剥削的规则体系。
随便看	cosmic emission cosmic environment Cosmic Evolution Survey cosmic expansion cosmic experiment cosmic figure cosmic frame cosmic gas dynamics cosmic gasdynamics cosmic gas dynamics, cosmic aerodynamics cosmic gusher cosmic hole cosmic horizon Cosmic Hot Interstellar Plasma Spectrometer Satellite cosmic infrared background cosmic jet Cosmic Lens All-Sky Survey cosmic light cosmic light horizon cosmic Mach number cosmic magnetic field cosmic magnetohydrodynamics cosmic mean cosmic mean density cosmic microwave background

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